pom.xml
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.monkey1024</groupId>
<artifactId>02mvc</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>war</packaging>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.1.0</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>5.0.4.RELEASE</version>
</dependency>
</dependencies>
<build>
<!-- 与工程名一致 -->
<finalName>02mvc</finalName>
<plugins>
<!-- 编译插件,指定编译用的的jdk版本 -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<!-- jdk的版本号 -->
<source>1.8</source>
<target>1.8</target>
<encoding>UTF-8</encoding>
</configuration>
</plugin>
</plugins>
</build>
</project>
web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
id="WebApp_ID" version="3.1">
<!--方式一:解决静态资源404的问题,将这些静态资源的请求交给DefaultServlet
<servlet-mapping>
<servlet-name>default</servlet-name>
<url-pattern>*.jpg</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>default</servlet-name>
<url-pattern>*.png</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>default</servlet-name>
<url-pattern>*.js</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>default</servlet-name>
<url-pattern>*.css</url-pattern>
</servlet-mapping>
-->
<!-- 字符编码过滤器 -->
<!-- 最好配置在其他过滤器之前,因为过滤器的执行顺序是根据web.xml中的顺序一致 -->
<filter>
<filter-name>characterEncodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<!-- 手动指定字符编码 -->
<init-param>
<!-- 因为当前filter中的成员变量叫做encoding,所以此处必须也写成encoding -->
<param-name>encoding</param-name>
<param-value>utf-8</param-value>
</init-param>
<!-- 强制指定字符编码,即使在request或者response中设置了字符编码,那么也会为其强制使用当前设置的字符编码 -->
<init-param>
<param-name>forceEncoding</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>characterEncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- 注册spring MVC中央控制器 -->
<servlet>
<servlet-name>springMVC</servlet-name>
<!-- spring MVC中的核心控制器 -->
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:springmvc.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>springMVC</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
springmvc.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd">
<!-- 如果配置了组件扫描器,并且有静态资源相关配置,需加这个并且,如果没有静态资源相关配置,可以不加 -->
<!-- 注解驱动 -->
<mvc:annotation-driven/>
<!-- 注解驱动 -->
<!-- <mvc:annotation-driven conversion-service="conversionService"/> -->
<!-- 注册类型转换器 -->
<!-- <bean id="dateConverter" class="com.monkey1024.converter.DateConverter"/> -->
<!-- 注册类型转换服务的bean -->
<!--注册类型转换服务bean-->
<!-- <bean id="conversionService" class="org.springframework.context.support.ConversionServiceFactoryBean">
<property name="converters" ref="dateConverter"/>
</bean> -->
<!-- 注册组件扫描器 -->
<context:component-scan base-package="com.monkey1024.*"/>
<!-- 注册自定义异常处理器 -->
<bean class="com.monkey1024.myexception.MyExceptionResolver"/>
<!-- 异常处理 -->
<bean class="org.springframework.web.servlet.handler.SimpleMappingExceptionResolver">
<property name="exceptionMappings">
<props>
<!-- 这里可以添加多个自定义异常 -->
<prop key="com.monkey1024.myexception.MyException">error/myerror</prop>
</props>
</property>
<!-- 默认的异常跳转页面 -->
<property name="defaultErrorView" value="error/error"/>
<!-- 异常信息 ,在jsp页面中的el表达式可以直接获取value中的值-->
<property name="exceptionAttribute" value="ex"/>
</bean>
<!-- 方式三:解决静态资源无法访问的问题,添加下面标签即可-->
<!--
mapping:表示对该资源的请求,注意后面是两个*
location:静态资源所在的目录
-->
<mvc:resources mapping="/images/**" location="/images/"/>
<mvc:resources mapping="/css/**" location="/css/"/>
<!-- 外部视图解析器 -->
<bean class="org.springframework.web.servlet.view.BeanNameViewResolver"/>
<!-- 定义外部资源view对象 -->
<bean id="monkey1024" class="org.springframework.web.servlet.view.RedirectView">
<property name="url" value="http://www.monkey1024.com/"/>
</bean>
<!-- 内部视图解释类 需要放在controller上面-->
<bean
class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/jsp/" />
<property name="suffix" value=".jsp" />
</bean>
<!-- 注册controller,
<bean id="/hello.do" class="com.monkey1024.controller.HelloSpringMVC" />
使用注解之后,就不用这个了 -->
</beans>
User.java
package com.monkey1024.bean;
import java.time.LocalDate;
import org.springframework.format.annotation.DateTimeFormat;
public class User {
private String name;
private int age;
@DateTimeFormat(pattern="yyyy-MM-dd")
private LocalDate birthday;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public LocalDate getBirthday() {
return birthday;
}
public void setBirthday(LocalDate birthday) {
this.birthday = birthday;
}
}
UserController.java
package com.monkey1024.controller;
import java.time.LocalDate;
import org.springframework.format.annotation.DateTimeFormat;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import com.monkey1024.bean.User;
@Controller
@RequestMapping("/user")
public class UserContoller {
@RequestMapping("/addUser.do")
// public ModelAndView addUser(String name, int age, @DateTimeFormat(pattern="yyyy-MM-dd") Date birthday) throws Exception{
// public ModelAndView addUser(String name, int age, @DateTimeFormat(pattern="yyyy-MM-dd") LocalDate birthday) throws Exception{
public ModelAndView addUser(User user) throws Exception{
ModelAndView mv = new ModelAndView();
mv.addObject("name",user.getName());
mv.addObject("age",user.getAge());
mv.addObject("birthday",user.getBirthday());
mv.setViewName("user");
return mv;
}
}
add_user.jsp
<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>Insert title here</title>
</head>
<body>
<form action="/user/addUser.do" method="post">
姓名:<input type="text" name="name"><br>
年龄:<input type="text" name="age"><br>
生日:<input type="date" name="birthday"><br>
<input type="submit" value="提交">
</form>
</body>
</html>
user.jsp
<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>Insert title here</title>
</head>
<body>
<form action="/user/addUser.do" method="post">
姓名:<input type="text" name="name"><br>
年龄:<input type="text" name="age"><br>
生日:<input type="date" name="birthday"><br>
<input type="submit" value="提交">
</form>
</body>
</html>